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a=rsa-sha256; c=relaxed/relaxed; d=polymtl.ca; s=oct2025; t=1775875627; bh=PuW1D+tSREzhnX7z6n0KPDIkcRccIXxCYCfhNvouA6Y=; h=Date:Subject:To:Cc:From:In-Reply-To:From; b=UFZBjhmqM2EEf7m+wo0h9pyL/ih0xYlod5/pgltK0f2ZL9okuQPtR3mhQhLtWRTtu KMp03wq8cfzFvtDazDUQd0Q1Rq4lsaDcqmCWDkZHlrOQyZIvNz5K7UnvjjT+H6+0IF /TEJsJpp+ngIRCfyjQ5AWwfgfmMaHSWlHInMdKvDr5vPIlgZQeGDQtDGCtEyh755XL dqaZy+Y2xPNGjXgTiL9UvN0nkFhX549X/7Mo4b1F8pyLQlcYbhQCIIlnqKxs2++HBB h5iBibSsZU0wf08D31W2SaVd5QB4Iq5Bp7KVASW/wN4MF+tWszcKkByCkXGGlt6Ayk ywwBpxeCM3wZA== Received: by simark.ca (Postfix) id CC0601E08C; Fri, 10 Apr 2026 22:47:01 -0400 (EDT) Message-ID: <6f8e8277-c10b-4706-9582-4747d29bb8b5@polymtl.ca> Date: Fri, 10 Apr 2026 22:47:00 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] gdb/dwarf: fix internal error when FDEs do not describe the CFA To: Tom Tromey Cc: gdb-patches@sourceware.org References: <20260316172239.349677-2-simon.marchi@efficios.com> <20260318202801.2030268-1-simon.marchi@polymtl.ca> <20260318202801.2030268-2-simon.marchi@polymtl.ca> <87pl4cx8m6.fsf@tromey.com> Content-Language: en-US From: Simon Marchi In-Reply-To: <87pl4cx8m6.fsf@tromey.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Poly-FromMTA: (simark.ca [158.69.221.121]) at Sat, 11 Apr 2026 02:47:02 +0000 X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org On 2026-04-06 14:10, Tom Tromey wrote: >>>>>> "Simon" == simon marchi writes: > > Simon> The fix consists of handling CFA_UNSET in the dwarf2_frame_cache switch. > Simon> CFA_UNSET is the initial state when we start interpreting a CFA program, > Simon> meaning that we don't know yet how the CFA is defined. In our case, it > Simon> remains unset after interpreting the CFA program. > > This makes sense to me, thank you. > Approved-By: Tom Tromey > > Tom Thanks, will push both patches. Simon